Invention Grant
- Patent Title: Selective data destruction via a sanitizing wipe command
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Application No.: US16276999Application Date: 2019-02-15
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Publication No.: US10831388B2Publication Date: 2020-11-10
- Inventor: Ben Sasson , Miles Mulholland , Lee Jason Sanders , Gordon Douglas Hutchison
- Applicant: International Business Machines Corporation
- Applicant Address: US NY Armonk
- Assignee: International Business Machines Corporation
- Current Assignee: International Business Machines Corporation
- Current Assignee Address: US NY Armonk
- Agent Jorge R. Maranto
- Main IPC: G06F3/06
- IPC: G06F3/06 ; G06F12/02

Abstract:
A method and a system for permanently deleting data from storage. The method includes receiving a wipe command to permanently delete a data segment stored in a storage system. The data segment includes an address to blocks where the data of the data segment is stored. The method also includes sanitizing the data segment, marking the address as sanitized, locating a last journal entry in a journal. The last journal entry includes metadata regarding the data segment. The method also includes sanitizing the last journal entry, traversing the journal, and sanitizing each journal entry of the data segment.
Public/Granted literature
- US20200264791A1 SECURITY AND SELECTIVE DATA DESTRUCTION Public/Granted day:2020-08-20
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